IO Biotech, Inc.
IOBTDelisted Jun 8, 2026- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001865494
IO Biotech, Inc. was delisted on Jun 8, 2026; its insiders filed their last Form 4 on Jun 6, 2025; 12 institutions reported holding it in 13F filings for Q1 2026, worth $199.0K in total; no superinvestor held it.
Q3 2025 vs. Q2 2025
How the institutions holding IO Biotech, Inc. changed between Q2 2025 and Q3 2025.
All holders in Q3 2025All holders in Q2 2025
| Measure | Q2 2025 | Q3 2025 | Change |
|---|---|---|---|
| Holders | 26 | 21 | −5 |
| Shares | 18.2M | 9.90M | −8.29M (−45.6%) |
| Value | $25.3M | $3.59M | −$21.7M (−85.8%) |
New holders (9)
Institutions that held IO Biotech, Inc. at the end of Q3 2025 but not at the end of Q2 2025.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| Ikarian Capital, LLC | 1,525,893 | $554.1K | 0.13% |
| Millennium Management LLC | 1,392,396 | $505.6K | 0.00% |
| Boothbay Fund Management, LLC | 591,180 | $214.7K | 0.01% |
| Point72 Asset Management, L.P. | 250,000 | $90.8K | 0.00% |
| Quadrature Capital Ltd | 83,382 | $30.3K | 0.00% |
| Goldman Sachs Group Inc | 66,564 | $24.2K | 0.00% |
| Virtu Financial LLC | 39,063 | $14.0K | 0.00% |
| Hilton Capital Management, LLC | 25,510 | $9.26K | 0.00% |
| PKS Advisory Services, LLC | 19,500 | $7.08K | 0.00% |
Sold out (14)
Institutions that held IO Biotech, Inc. at the end of Q2 2025 and filed for Q3 2025 without it.
| Institution | Shares, Q2 2025 | Value, Q2 2025 |
|---|---|---|
| Vivo Capital, LLC | 6,173,439 | $8.58M |
| PFM Health Sciences, LP | 1,972,073 | $2.74M |
| Pivotal bioVenture Partners Investment Advisor LLC | 864,197 | $1.20M |
| Landscape Capital Management, L.L.C. | 347,408 | $482.9K |
| Dauntless Investment Group, LLC | 324,389 | $450.9K |
| Soleus Capital Management, L.P. | 192,670 | $267.8K |
| Sectoral Asset Management Inc | 117,691 | $163.6K |
| Marex Group plc | 45,000 | $62.5K |
| Citadel Advisors LLC | 28,866 | $40.1K |
| Jane Street Group, LLC | 25,946 | $36.1K |
| Acadian Asset Management LLC | 23,366 | $32.0K |
| Cubist Systematic Strategies, LLC | 13,096 | $18.2K |
| Two Sigma Securities, LLC | 10,385 | $14.4K |
| Raymond James Financial Inc | 1,000 | $1.39K |